I can pour you can pour she can pour we can pour you can pour they can pour
V-ing form
I can be pouring you can be pouring she can be pouring we can be pouring you can be pouring they can be pouring
Perfect
I can have poured you can have poured she can have poured we can have poured you can have poured they can have poured
V-ing perfect
I can have been pouring you can have been pouring she can have been pouring we can have been pouring you can have been pouring they can have been pouring
Negation
Simple form
I cannot pour you cannot pour she cannot pour we cannot pour you cannot pour they cannot pour
V-ing form
I cannot be pouring you cannot be pouring she cannot be pouring we cannot be pouring you cannot be pouring they cannot be pouring
Perfect
I cannot have poured you cannot have poured she cannot have poured we cannot have poured you cannot have poured they cannot have poured
V-ing perfect
I cannot have been pouring you cannot have been pouring she cannot have been pouring we cannot have been pouring you cannot have been pouring they cannot have been pouring
Interrogative form
Simple form
can I pour? can you pour? can she pour? can we pour? can you pour? can they pour?
V-ing form
can I be pouring? can you be pouring? can she be pouring? can we be pouring? can you be pouring? can they be pouring?
Perfect
can I have poured? can you have poured? can she have poured? can we have poured? can you have poured? can they have poured?
V-ing perfect
can I have been pouring? can you have been pouring? can she have been pouring? can we have been pouring? can you have been pouring? can they have been pouring?
Interro-negative form
Simple form
can I not pour? can you not pour? can she not pour? can we not pour? can you not pour? can they not pour?
V-ing form
can I not be pouring? can you not be pouring? can she not be pouring? can we not be pouring? can you not be pouring? can they not be pouring?
Perfect
can I not have poured? can you not have poured? can she not have poured? can we not have poured? can you not have poured? can they not have poured?
V-ing perfect
can I not have been pouring? can you not have been pouring? can she not have been pouring? can we not have been pouring? can you not have been pouring? can they not have been pouring?